at launch. Two weeks later, the company announced a release in North America for the following Summer. In April 2010, Capcom announced the compilation's final North American release date of June 8, and elaborated that the game would feature new gameplay modes. A playable demo was made available to review websites just prior to the 2010 Electronic Entertainment Expo in Los Angeles and the final version was released in all territories in June 2010. The game was re-released in Japan on April 21, 2011 as part of the Nintendo DS budget "New Best Price! 2000" series. The following year after the game's debut, Inti Creates released the Rockman Zero Collection Soundtrack -résonnant vie- (French for "resonant life") on April 21, 2011, a soundtrack album featuring 13 track from the series arranged for violin and piano. Arrangers and performers for the album include the series' original composer, such as Ippo Yamada, Ryo Kawakami, and Luna Umegaki. Reception Mega Man Zero Collection sold approximately 22,000 copies in Japan in its debut week, entering the Japanese sales charts as the fourth best-selling software title of that period, and received a 30 out of 40 total score from Weekly Famitsu magazine based on individual scores of 8, 8, 7, and 7. English reviews were mostly positive, with the title earning a 78 out of 100 score from aggregate review website Metacritic. Reviewers commended the convenience of have all four Mega Man Zero games in one cartridge, and the value of owning them for the retail price of just one of the originals, but lamented that the compilation itself didn't have enough special features or enhancements. As Lucas M. Thomas of IGN stated, "The appeal of this collection is in the games it collects, not the collection itself." The editor felt that the Easy Scenario mode cheapened the experience by feeling like a "cheat code" and that the button-mapping screen was cumbersome, but still found the games themselves enjoyable, adding "But even with mixed feelings towards the quality of the compilation, there's no denying the strength of the individual games." Tim Turi of Game Informer also felt that "[Easy Scenario] robs much of the game’s reward factor, but it makes playing all four games back to back a much smoother process." John Constantine of GamePro, however, thought that the new mode could streamline the game's playthough, remarking that "While it makes the games a cakewalk